<template>
	<s-layout title="确认订单">
		<view class="bg-white address-box ss-m-b-14 ss-r-b-10" @tap="onSelectAddress">
			<s-address-item :item="state.addressInfo" :hasBorderBottom="false">
				<view class="ss-rest-button"><text class="_icon-forward"></text></view>
			</s-address-item>
		</view>
		<view class="order-card-box ss-m-b-14">
			<s-goods-item
				v-for="item in state.orderInfo.goodsList"
				:key="item.goodsName"
				:img="item.image"
				:title="item.goodsName"
				:skuText="item.skus"
				:price="item.price"
				:num="item.quantity"
				:stock="item.stock"
				:updateNum="true"
				marginBottom="10"
			>
				<template #top>
					<view
						class="order-item ss-flex ss-col-center ss-row-between ss-p-x-20 bg-white"
					>
						<view class="item-title">配送方式</view>
						<view class="ss-flex ss-col-center">
							<!-- 这里设置一下配送方式，每个商品自行设置.... -->
							<text class="item-value">{{ item.dispatch_type_text }}</text>
						</view>
					</view>
				</template>
				<template #numberBox>
					<su-number-box
						:min="1"
						:max="item.stock"
						:step="1"
						v-model="item.quantity"
						@change="onNumberChange($event)"
					></su-number-box>
				</template>
			</s-goods-item>

			<view
				class="order-item ss-flex ss-col-center ss-row-between ss-p-x-20 bg-white ss-r-10"
			>
				<view class="item-title">订单备注</view>
				<view class="ss-flex ss-col-center">
					<uni-easyinput
						maxlength="20"
						placeholder="建议留言前先与商家沟通"
						v-model="state.orderPayload.leaveMessage"
						:inputBorder="false"
						:clearable="false"
					></uni-easyinput>
				</view>
			</view>
		</view>
		<!-- 合计 -->
		<view class="bg-white total-card-box ss-p-20 ss-m-b-14 ss-r-10">
			<view class="total-box-content border-bottom">
				<view class="order-item ss-flex ss-col-center ss-row-between">
					<view class="item-title">商品金额</view>
					<view class="ss-flex ss-col-center">
						<text class="item-value ss-m-r-24">￥{{ state.orderInfo.fullPrice }}</text>
					</view>
				</view>
				<view
					class="order-item ss-flex ss-col-center ss-row-between"
					v-if="state.orderPayload.orderType === 'score'"
				>
					<view class="item-title">扣除积分</view>
					<view class="ss-flex ss-col-center">
						<image
							:src="$url.static('/static/img/shop/goods/score1.svg')"
							class="score-img"
						></image>
						<text class="item-value ss-m-r-24">{{ state.orderInfo.scoreAmount }}</text>
					</view>
				</view>
				<view class="order-item ss-flex ss-col-center ss-row-between">
					<view class="item-title">运费</view>
					<view class="ss-flex ss-col-center">
						<text class="item-value ss-m-r-24"
							>+￥{{ state.orderInfo.freightPrice }}</text
						>
					</view>
				</view>
				<view
					class="order-item ss-flex ss-col-center ss-row-between"
					v-if="state.orderPayload.orderType != 'score'"
				>
					<!-- <view v-if="state.orderInfo.coupon_discount_fee > 0" class="order-item ss-flex ss-col-center ss-row-between"> -->
					<view class="item-title">优惠券</view>
					<view class="ss-flex ss-col-center" @tap="state.showCoupon = true">
						<text class="item-value text-red" v-if="state.orderPayload.couponId"
							>-￥{{ state.orderInfo.couponPrice }}</text
						>
						<text
							class="item-value"
							:class="
								state.couponInfo.canUse?.length > 0 ? 'text-red' : 'text-disabled'
							"
							v-else
							>{{
								state.couponInfo.canUse?.length > 0
									? state.couponInfo.canUse?.length + '张可用'
									: '暂无可用优惠券'
							}}</text
						>

						<text class="_icon-forward item-icon"></text>
					</view>
				</view>
				<view
					class="order-item ss-flex ss-col-center ss-row-between"
					v-if="state.orderInfo.promoInfos?.length"
				>
					<!-- <view v-if="state.orderInfo.promo_discount_fee > 0" class="order-item ss-flex ss-col-center ss-row-between"> -->
					<view class="item-title">活动优惠</view>
					<view class="ss-flex ss-col-center" @tap="state.showDiscount = true">
						<text class="item-value text-red">
							-￥{{ state.orderInfo.discountPrice }}
						</text>
						<text class="_icon-forward item-icon"></text>
					</view>
				</view>
			</view>
			<view class="total-box-footer ss-font-28 ss-flex ss-row-right ss-col-center ss-m-r-28">
				<view class="total-num ss-m-r-20">共{{ state.totalNumber }}件</view>
				<view>合计：</view>
				<view class="total-num text-red"> ￥{{ state.orderInfo.totalPrice }} </view>
				<view class="ss-flex" v-if="state.orderPayload.totalPrice === 'score'">
					<view class="total-num ss-font-30 text-red ss-m-l-4"> + </view>
					<image
						:src="$url.static('/static/img/shop/goods/score1.svg')"
						class="score-img"
					></image>
					<view class="total-num ss-font-30 text-red">{{
						state.orderInfo.score_amount
					}}</view>
				</view>
			</view>
		</view>
		<!-- 发票 -->
		<view class="bg-white ss-p-20 ss-r-20">
			<view class="order-item ss-flex ss-col-center ss-row-between">
				<view class="item-title">发票申请</view>
				<view class="ss-flex ss-col-center" @tap="onSelectInvoice">
					<text class="item-value">{{ state.invoiceInfo.name || '无需开具发票' }}</text>
					<text class="_icon-forward item-icon"></text>
				</view>
			</view>
		</view>
		<!-- 选择优惠券弹框 -->
		<s-coupon-select
			v-model="state.couponInfo"
			:show="state.showCoupon"
			@confirm="onSelectCoupon"
			@close="state.showCoupon = false"
		/>
		<!-- 满额折扣弹框  -->
		<s-discount-list
			v-model="state.orderInfo"
			:show="state.showDiscount"
			@close="state.showDiscount = false"
		/>
		<!-- 底部 -->
		<su-fixed bottom :opacity="false" bg="bg-white" placeholder :noFixed="false" :index="200">
			<view class="footer-box border-top ss-flex ss-row-between ss-p-x-20 ss-col-center">
				<view class="total-box-footer ss-flex ss-col-center">
					<view class="total-num ss-font-30 text-red">
						￥{{ state.orderInfo.totalPrice }}
					</view>
					<view v-if="state.orderPayload.order_type === 'score'" class="ss-flex">
						<view class="total-num ss-font-30 text-red ss-m-l-4">+</view>
						<image
							:src="$url.static('/static/img/shop/goods/score1.svg')"
							class="score-img"
						></image>
						<view class="total-num ss-font-30 text-red">{{
							state.orderInfo.score_amount
						}}</view>
					</view>
				</view>

				<button
					class="ss-reset-button ui-BG-Main-Gradient ss-r-40 submit-btn ui-Shadow-Main"
					@tap="onConfirm"
				>
					{{ exchangeNow ? '立即兑换' : '提交订单' }}
				</button>
			</view>
		</su-fixed>
	</s-layout>
</template>

<script setup>
	import { reactive, computed, watch } from 'vue';
	import { onLoad, onPageScroll, onShow } from '@dcloudio/uni-app';
	import $url from '/shop/url/index.js';
	import $router from '/shop/router/index.js';
	import $user from '/shop/api/user.js';
	import $helper from '/shop/helper/index.js';
	import $order from '/shop/api/order.js';
	import $cartStore from '/shop/store/cart.js';
	import { isEmpty } from 'lodash';

	const state = reactive({
		orderPayload: {},
		orderInfo: {},
		addressInfo: {},
		invoiceInfo: {},
		totalNumber: 0,
		showCoupon: false,
		couponInfo: [],
		showDiscount: false,
	});

	const onNumberChange = (e) => {
		changeConsignee();
	};

	// 立即兑换(立即兑换无需跳转收银台)
	const exchangeNow = computed(
		() => state.orderPayload.order_type === 'score' && state.orderInfo.orderPrice == 0,
	);

	// 选择地址
	function onSelectAddress() {
		uni.$once('SELECT_ADDRESS', (e) => {
			changeConsignee(e.addressInfo);
		});
		$router.go('/pages/user/address/list');
	}

	// 更改收货人地址&计算订单信息
	async function changeConsignee(addressInfo = {}) {
		if (isEmpty(addressInfo)) {
			const { code, data } = await $user.address.getDefault();
			if (code === '0' && !isEmpty(data)) {
				state.addressInfo = data;
				state.orderPayload.addressId = data.id;
			}
		}
		if (!isEmpty(addressInfo)) {
			state.addressInfo = addressInfo;

			state.orderPayload.addressId = state.addressInfo.id;
		}
		getOrderInfo();
	}

	// 选择优惠券
	async function onSelectCoupon(e) {
		console.log('e: ', e);
		state.orderPayload.couponId = e || '';
		getOrderInfo();
		state.showCoupon = false;
	}

	// 选择发票信息
	function onSelectInvoice() {
		uni.$once('SELECT_INVOICE', (e) => {
			state.invoiceInfo = e.invoiceInfo;
			state.orderPayload.invoice_id = e.invoiceInfo.id || 0;
		});
		$router.go('/pages/user/invoice/list');
	}

	// 提交订单/立即兑换
	function onConfirm() {
		if (!state.orderPayload.addressId) {
			$helper.toast('请选择收货地址');
			return;
		}

		if (exchangeNow.value) {
			uni.showModal({
				title: '提示',
				content: '确定使用积分立即兑换?',
				cancelText: '再想想',
				success: async function (res) {
					if (res.confirm) {
						submitOrder();
					}
				},
			});
		} else {
			submitOrder();
		}
	}

	// 创建订单&跳转
	async function submitOrder() {
		const { code, data } = await $order.create(state.orderPayload);
		if (code === '0') {
			// console.log('state.orderPayload.from: ', state.orderPayload.from);
			// 更新购物车列表
			if (state.orderPayload.from === 'cart') {
				$cartStore().submitUpdateList();
			}
			// if (data.status === 4) {
			// 	$router.redirect('/pages/pay/result', {
			// 		orderSN: data.order_sn,
			// 	});
			// } else {
			// 	$router.redirect('/pages/pay/index', {
			// 		orderSN: data.order_sn,
			// 	});
			// }
			$router.redirect('/pages/pay/index', {
				id: data.orderId,
			});
		}
	}

	// 检查库存&计算订单价格
	async function getOrderInfo() {
		let { code, data } = await $order.calc(state.orderPayload);
		if (code === '0') {
			state.totalNumber = 0;
			state.orderInfo = data;
			// state.orderPayload = data;
			state.orderPayload.addressId = state.addressInfo.id;
			state.orderInfo.goodsList.forEach((item) => {
				state.totalNumber += item.quantity;
			});
		}
	}

	// 获取可用优惠券
	async function getCoupons() {
		const { code, data } = await $order.coupons(state.orderPayload);
		if (code === '0') {
			state.couponInfo = data;
		}
	}

	onLoad(async (options) => {
		if (options.data) {
			state.orderPayload = JSON.parse(options.data);
			// 设置
			changeConsignee();
			if (state.orderPayload.orderType == 'goods') {
				// 获取优惠券, 只能普通类型的订单才能使用优惠券
				getCoupons();
			}
		}
	});
</script>

<style lang="scss" scoped>
	:deep() {
		.uni-input-wrapper {
			// width: 320rpx;
		}

		.uni-easyinput__content-input {
			font-size: 28rpx;
			height: 72rpx;
			text-align: right !important;
			padding-right: 0 !important;

			.uni-input-input {
				font-weight: 500;
				color: #333333;
				font-size: 26rpx;
				height: 32rpx;
				margin-top: 4rpx;
			}
		}
		.uni-easyinput__content {
			display: flex !important;
			align-items: center !important;
			justify-content: right !important;
		}
	}
	.score-img {
		width: 36rpx;
		height: 36rpx;
		margin: 0 4rpx;
	}
	.order-item {
		height: 80rpx;

		.item-title {
			font-size: 28rpx;
			font-weight: 400;
		}

		.item-value {
			font-size: 28rpx;
			font-weight: 500;
			font-family: OPPOSANS;
		}
		.text-disabled {
			color: #bbbbbb;
		}

		.item-icon {
			color: $dark-9;
		}

		.remark-input {
			text-align: right;
		}

		.item-placeholder {
			color: $dark-9;
			font-size: 26rpx;
			text-align: right;
		}
	}

	.total-box-footer {
		height: 90rpx;

		.total-num {
			color: #333333;
			font-family: OPPOSANS;
		}
	}

	.footer-box {
		height: 100rpx;

		.submit-btn {
			width: 240rpx;
			height: 70rpx;
			font-size: 28rpx;
			font-weight: 500;

			.goto-pay-text {
				line-height: 28rpx;
			}
		}

		.cancel-btn {
			width: 240rpx;
			height: 80rpx;
			font-size: 26rpx;
			background-color: #e5e5e5;
			color: $dark-9;
		}
	}
	.title {
		font-size: 36rpx;
		font-weight: bold;
		color: #333333;
	}
	.subtitle {
		font-size: 28rpx;
		color: #999999;
	}
	.cicon-checkbox {
		font-size: 36rpx;
		color: var(--ui-BG-Main);
	}
	.cicon-box {
		font-size: 36rpx;
		color: #999999;
	}
</style>
